pyHMT2D: Skill for Claude Code

.agents/skills/hmt-status/SKILL.md

hmt-status is a skill for Claude Code, Codex from psu-efd/pyHMT2D. It costs 55 tokens per session (417 once invoked), scanned A, original, MIT.

A status tool for pyHMT2D, a program for running and analysing two-dimensional water-flow models.

In plain words
What is it for?
Use it to check the open project, loaded results, solver settings, available result data, and suggested next commands.
Why use it?
It shows what project and results are currently active, so you know whether the next analysis step is ready.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

This is psu-efd/pyHMT2D's own configuration. It tells Claude Code and Codex how to work on pyHMT2D itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything pyHMT2D configures →

Reuse

Borrowing it

Nothing to install: this file belongs to psu-efd/pyHMT2D. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/psu-efd/pyHMT2D/main/.agents/skills/hmt-status/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/psu-efd/pyHMT2D

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for hmt-status

README.md
[![agentmods](https://agentmods.dev/badge/skills/psu-efd/pyhmt2d/hmt-status.svg)](https://agentmods.dev/skills/psu-efd/pyhmt2d/hmt-status)
Your own site
<a href="https://agentmods.dev/skills/psu-efd/pyhmt2d/hmt-status"><img src="https://agentmods.dev/badge/skills/psu-efd/pyhmt2d/hmt-status.svg" alt="Measured on agentmods" height="20"></a>
Per session 55 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 417 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00055 $0.00417
Opus 5 $0.00028 $0.00209
Sonnet 5 $0.00011 $0.00083
Haiku 4.5 $0.00006 $0.00042

Measured 6d ago against content hash 97a5495a34bf, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

hmt-status scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.agents/skills/hmt-status/SKILL.md · 35 lines

What it actually says

Show the current pyHMT2D session state and suggest next steps.

Steps

  1. Check for an active session. Look for .hmt_session.json in the current directory. If absent: tell the user there is no active session and suggest /hmt-open.

  2. Query the live session.

    hmt-cli get_simulation_status
    
  3. Present a session summary as a formatted report:

    • Model type (SRH-2D / HEC-RAS)
    • Project file (show basename only for readability)
    • Results loaded (yes / no)
    • Available result variables (comma-separated list)
    • Number of result time steps
    • Last VTK file exported (basename, or "none")
    • Solver configured (yes if _srh_path or _hecras_version is set, else no)
  4. Suggest next steps based on current state:

    • Project not open → "Run /hmt-open to open a project."
    • Project open, no results → "Run /hmt-run to simulate, or /hmt-results to load existing results."
    • Results loaded, no VTK → "Run /hmt-results to query results or /hmt-export to create VTK files."
    • VTK available → "Run /hmt-results to probe values, or /hmt-calibrate / /hmt-monte-carlo for analysis."
    • To close the HEC-RAS GUI without clearing the session: hmt-cli exit_model
    • To reset everything and start fresh: hmt-cli close_session
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 35 lines · 55 tokens per session scan A 97a5495a34bf

Subscribe to this mod's changes

hmt-status is a skill published in the GitHub repository psu-efd/pyHMT2D (130 stars, last pushed 27d ago), licensed MIT. It adds 55 tokens to every session and 417 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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